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Showerhead Having A Temperature Sensitive Valve Having Shape Memory Actuator - Patent 8066199

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Showerhead Having A Temperature Sensitive Valve Having Shape Memory Actuator - Patent 8066199 Powered By Docstoc
					
				
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Description: 1. Field of the Invention The present invention relates generally to a safety valve for containers of hot fluids, and more particularly, to a safety valve for coffee containers and baby bottles which automatically prevent the dispensing of a fluid that has a temperaturegreater than a threshold temperature. 2. Prior Art Many people are burned by hot coffee, tea, and hot chocolate drank from travel mugs and disposable coffee cups. Similarly, many people are burned from hot soup eaten from disposable containers. Furthermore, babies are sometimes burned bydrinking baby formula that has been heated using a microwave oven or by boiling. Still others, particularly children, are burned by scolding hot water from a shower, sink, or bathtub. There are currently no devices known in the art for preventing people from being burned from drinking or eating hot fluids from containers, particularly disposable containers and baby bottles. With regard to disposable containers, such a devicemust be reliable and inexpensive since it should also be disposable. With regard to the baby bottles, such a device should also be reliable and must also be able to withstand repeated sterilizations. There are also devices known in the art for preventing scolding hot water from being dispensed in the bathtub, shower, and sink. However, these devices are generally complicated and expensive.SUMMARY OF THE INVENTION Therefore it is an object of the present invention to provide a safety valve for containers of hot liquids, which prevents the hot liquid from being dispensed if the hot liquid has a temperature, which could be harmful to a user of thecontainer. It is another object of the present invention to provide such safety valves, which are capable of withstanding repeated sterilizations. It is yet another object of the present invention to provide a safety valve to prevent scolding hot water from being dispensed into a bathtub, sink, and shower. It is still a further object of the present i